Set 3 roots and prefixes

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Across
  1. 3. xfactor
  2. 4. face cleanser
  3. 6. my first book
  4. 9. signed by a doctor
  5. 11. surgery
  6. 12. assistant principal
  7. 14. rats and frogs
Down
  1. 1. Rwanda
  2. 2. prenuptial agreement
  3. 3. school play
  4. 5. ebony and ivory
  5. 7. signs of balding
  6. 8. crossing guards
  7. 9. works alongside the lawyer
  8. 10. no financial benefits
  9. 13. illogical